Pdf its well known that the performance of a gas turbine efficiency, heat rate and power generated is largely dependent on. With the use of highquality materials, they completely meet the industrial and hygienic requirements. This type of system uses a closedcircuit evaporative fluid cooler and. Direct evaporative turbine inlet cooling tic provides a costeffective, energyefficient, and environmentally beneficial means to enhance power generation capacity and efficiency of combustiongas turbines during hot weather. Combustion turbine inlet cooling using direct evaporative.
Inlet air cooling systems improve gas turbine performance. The basic principle of evaporative cooling is that as water. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. An inlet air cooling iac system offers one of the most costeffective ways to improve gas turbine gt performanceespecially during the peak hours of. Other deciding factors include how deep the turbine must be set. Our wellestablished and tested technologies counter the effects of ambient temperature on gas turbine output. Gas turbine technology works according to the laws of physics. The jet hits each bucket and is split in half, so that each half is turned and deflected back almost through 180. Pdf studying the role played by evaporative cooler on the.
Why use direct evaporative cooling for turbine inlets. Thermoeconomic analysis of inlet air cooling in gas turbine plants. Cooling water for energy generation and its effect on food and. Power stations and industrials plants need large amounts of cooling water, which they usually take out of rivers. Pdf comparison of different gas turbine inlet air cooling methods. The type of hydropower turbine selected for a project is based on the height of standing waterreferred to as headand the flow, or volume of water, at the site. Keywords absorption chiller, evaporative cooling, gas turbine. Traditionally, power plants have used three methods for condenser cooling. The presence of a media type evaporative cooler inherently creates a.
The presence of a media type evaporative cooler inherently. There are two basic types of evaporative air coolers eacs. The tmy2 data sets and manual were produced by the national renewable energy laboratorys nrels analytic. Cooling water for energy generation and its impact on nationallevel water statistics amit kohli1, k aren frenken1. In this type of evaporative cooler, the evaporating medium is a saturated. Energy recovery in cooling water system by hydro turbines. The pelton turbine consists of a wheel with a series of split buckets set around its rim. The theory and operation of evaporative coolers for. Power stations and cooling water what happens in dry. The most effective method of rejecting this heat is through the use of cooling water. The synergy of two different cooling procedures ensure the particularly high performancesof our hydro cooling systems on limited installation space.
Turbine inlet cooling economic benefits generates more mwhs during peak demand in hot weather reduces the amount of fuel used per kwh by up to 15% increases electric power output which reduces effective capital cost per unit of capacity as compared to constructing a new power plant reduces use of peaking plants that are. Inlet fogging of gas turbine engines has attained considerable popularity due to. The closedloop dry cooling system is suitable for cooling reciprocating air compressors, hydraulic equipment, various types of furnaces, quenching and other types of equipment or processes capable of operating at elevated coolant temperatures. Iccem 2012 331 342 type text 331 thermodynamic analysis of a gas turbine power plant modelled with an evaporative cooler 1oyedepo, sunday olayinka and 2kilanko oluwaseun 1, 2 mechanical engineering department, covenant university, ota, nigeria email.
Cooling water for energy generation and its effect on. Detailed climatic analysis of gas turbine evaporative cooling. Evaporative cooling of gas turbine engines mee fog. Water conservation options for power generation facilities.
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